@Capt.Nemo: please remove the update and use that to create an answer, then upvote your answer! It will get you some rep and others will see that there's an answer when looking at the question! The way it is now it will get kicked once every while and end up in the active list of unanwsered questions ;)
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RinzwindJun 19 '11 at 9:31

I would immediately backup the files to an external drive and buy a new disk, an answer can always be added.
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LekensteynJun 19 '11 at 9:38

Its under a continuous backup sytem since a long time.
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Capt.NemoJun 19 '11 at 10:02